Home / 110,692,948.56-152,746,216.20-61,791,378

Finding the Fourth Proportional to 110,692,948.56, 152,746,216.20 and 61,791,378

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Solution

The fourth proportional to 110,692,948.56, 152,746,216.20 and 61,791,378 is: 85,266,489.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,692,948.56 : 152,746,216.20 = 61,791,378 : x
  2. Step 2: Convert to fraction form
    110,692,948.56/152,746,216.20 = 61,791,378/x
  3. Step 3: Cross multiply
    110,692,948.56x = 152,746,216.20 × 61,791,378
  4. Step 4: Simplify right side
    110,692,948.56x = 9,438,399,183,283,922
  5. Step 5: Solve for x
    x = 9,438,399,183,283,922/110,692,948.56
  6. Step 6: Final answer
    x = 85,266,489.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.